macadress

Alcatel Canada Inc.

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:80:21:00:00:00 /24
Vendor address349 Terry Fox Drive Kanata Ontario CA K2K 2V6
Country🇨🇦  Canada
RegisteredApr 22, 1998
Block range00:80:21:00:00:00– 00:80:21:FF:FF:FF
Address capacity16,777,216
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority

Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.

Curious how a prefix like this turns into a full address? See how MAC addresses are structured →

Ownership timeline

  1. Apr 22, 1998 – Jun 1, 2003 NEWBRIDGE RESEARCH CORP. name changedaddress changed
  2. Jun 1, 2003 – present Alcatel Canada Inc.

Example addresses in this block

00:80:21:00:00:00 00:80:21:7F:FF:FF 00:80:21:FF:FF:FF

Where this block sits

Previous 00:80:20:00:00:00 /24 NETWORK PRODUCTS Next 00:80:22:00:00:00 /24 SCAN-OPTICS

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Alcatel Canada Inc. holds 1 registered blocks in the IEEE registry, ranking #4,627 of 33,421 organizations by block count.